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Drug

Tafenoquine

Pronounced

"ta-FEN-oh-kwin"

Missed Dose

If you miss a dose, follow the instructions in the Medication Guide.

If you miss 1 daily dose before you travel to the malarious area, take the missed dose so that a total of 3 daily doses have been taken. Start taking your weekly dose 1 week after your last daily dose.

If you miss 2 daily doses before you travel to the malarious area, take the daily missed dose each day for 2 days in a row so that a total of 3 daily doses have been taken. Start taking your weekly dose 1 week after your last daily dose.

If you miss 1 weekly dose, take the missed dose on any day up to the time of the next scheduled weekly dose.

If you miss 2 weekly doses, take one weekly missed dose on any day up to the time of the next scheduled weekly dose.

If you miss 3 or more weekly doses, take one weekly missed dose as a once-daily dose for 2 days up to the time of the next scheduled weekly dose.

If you miss your last dose of medication 7 days after the last dose that you took while in the malarious area, take this last dose as soon as you remember.

Overdose

If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call 1-800-222-1222. Canada residents can call 1-844-764-7669.

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Information expires December 2025.